diff --git a/pyerrors/input/sfcf.py b/pyerrors/input/sfcf.py
index 112a9836..a9c39bd7 100644
--- a/pyerrors/input/sfcf.py
+++ b/pyerrors/input/sfcf.py
@@ -248,7 +248,7 @@ def read_sfcf(path, prefix, name, quarks='.*', corr_type='bi', noffset=0, wf=0,
                     else:
                         file.close()
                         raise Exception('Correlator with pattern\n' + pattern + '\nnot found.')
-                    
+
                 # we found where the correlator
                 # that is to be read is in the files
                 # after preparing the datastructure